Senior Lecturer, Department of Biochemistry and biotechnology, KNUST, Kumasi (2015 to date)

Lecturer, Department of Biochemistry and biotechnology, KNUST, Kumasi (2011-2015)

Senior Research Officer, Centre for Scientific Research into Plant Medicine (CSRPM), Mampong-Akwapim (1995-2003)

Graduate Research Assistant, Division of Biological Sciences, Emporia State University, Emporia, KS 66801-5000 (2001-2002)

Graduate Teaching Assistant, Department of Biochemistry, University of Ghana, Legon (1998-1999)

Tutor in Biology and Chemistry, Aburi Girl's Secondary School (1992-1995)

Graduate Teaching Assistant, Department of Biochemistry, University of Ghana, Legon (1991-1992)

1. Forty-Three (43) Graduate students have been supervised since 2011 with Twenty-Two (22) currently under supervision
2. Sixty-three (63) undergraduate students have been supervised with Fourteen (14) currently under supervision